SegontiumA Roman fort at present day Caernarvon. The first Roman fort was built under Agricola ca. A.D. 77 and the site was occupied by Romans until ca. 338.Caernarvonfortdare:major=0dare:ancient=1extant remainsdare:feature=fortSegontium-4.26577085287A Roman fort at present day Caernarvon. The first Roman fort was built under Agricola ca. A.D. 77 and the site was occupied by Romans until ca. 338.53.1371844523SeguntiumWikipedia (English) SegontiumExcavations at Segontium (Caernarfon) Roman Fort, 1975-1997 2017-01-09T13:30:45-04:00Barrington Atlas: BAtlas 8 C1 SeguntiumThe Late Antique period in Greek and Roman history. For the purposes of Pleiades, this period is said to begin in the year 300 and to end in the year 640 after the birth of Christ. [[300, 640]]Late Antique (AD 300-AD 640)The Roman period (i.e., the early Roman Empire) in Greek and Roman history. For the purposes of Pleiades, this period is said to begin in the year 30 before the birth of Christ and to end in the year 300 after the birth of Christ. [[-30, 300]]Roman, early Empire (30 BC-AD 300)Seguntium640Seguntium-302012-12-07T20:18:58-04:00Barrington Atlas: BAtlas 8 C1 Seguntium640Boundary of fort walls{"type": "Polygon", "coordinates": [[[-4.265914, 53.136247, 0.0], [-4.267336, 53.137095, 0.0], [-4.265624, 53.138124, 0.0], [-4.264208, 53.13727, 0.0], [-4.265914, 53.136247, 0.0]]]}-302012-12-07T20:18:58-04:00PleiadesPOLYGON Z ((-4.2659140000000004 53.1362469999999973 0.0000000000000000, -4.2673360000000002 53.1370950000000022 0.0000000000000000, -4.2656239999999999 53.1381239999999977 0.0000000000000000, -4.2642080000000000 53.1372700000000009 0.0000000000000000, -4.2659140000000004 53.1362469999999973 0.0000000000000000))fort, tower